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💧 Freshwater Least Concern 🌡️ Subtropical

Bluntnose darter

Etheostoma chlorosomum Hay, 1881
Max Length
6 cm
Max Weight
-
Lifespan
-
Trophic Level
3.2
Depth
-
Climate
Subtropical
Resilience
High
Vulnerability
13.00/100
Typical Length
-
Depth Zone
-

📖 Overview

Inhabit muddy (sometimes sandy) pools and backwaters of creeks and small to medium rivers, weedy lakes and ponds, swamps and streams . Adults feed on hydropsychid caddisfly, dytiscid beetle, and midge larvae . Eggs are found attached to the substrate unguarded .

Scientific Name
Etheostoma chlorosomum
Authority
Hay, 1881
Habitat
Freshwater
Climate
Subtropical
Body Shape
Elongated
IUCN Status
LC
Max Length
6 cm
Trophic Level
3.2
Resilience
High
Vulnerability
13.00/100
Salinity
0–0.5 ppt

🔬 Taxonomy

🐟 Physical Description

: elongated.

🌀 Behaviour

Behavioural data for Bluntnose darter is currently being reviewed.

🦐 Diet

In specimens found in Tennessee, the bluntnose darter's diet was made up of aquatic insects such as caddisfly larvae, dytiscid beetles, and midge larvae.

aquatic invertebrates
small fish
algae
detritus

🥚 Reproduction

🐣 Oviparous
Spawning Season
spring
Spawn Location
Substrate
Fertilization
External

Eggs are found attached to the substrate unguarded .

🌍 Habitat & Distribution

Freshwater; benthopelagic. Subtropical; 44°N - 29°N North America: Mississippi River basin from southern Minnesota to Louisiana, USA and Gulf Slope from Mobile Bay drainage in Alabama to San Antonio River drainages in Texas in the USA.

🌿 Ecology

Zone Preferences
💧 Freshwater
Trophic Level
3.2±0.5
Food Items

hydropsychid caddisfly, dytiscid beetle, and midge larvae (Ref

📐 Morphometrics

Length–Weight Relationship: W = 0.00676 × L3.12 (TL)
Max TL
6cm

🌡️ Water Parameters & Tolerance

Salinity Range
0–0.5ppt

🛡️ Conservation Assessment

IUCN Category
Least Concern
Assessment Date
2011

📊 Population Risk & Fisheries

Population Resilience
High
Minimum doubling time
Fishing Vulnerability
13.00/100
Low vulnerability
Trophic Level
3.2
Predator
Body Shape
Elongated
Climate Zone
Subtropical
Described By
Hay, 1881

🌐 Names & Taxonomy

Scientific Synonyms

Scientific Name Author Year Status
Boleosoma camurum Forbes 1878 Synonym
Vaillantia chlorosoma Hay 1881 Synonym

🗺️ Global Occurrence Map

Occurrence records from the Global Biodiversity Information Facility (GBIF) - 4 records indexed .

Occurrence density from GBIF View GBIF records ↗

👥 Community & Contribute

Aquareap Community Observations
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View all observations for Bluntnose darter ↗
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